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Other Real Estate and Foreclosed Assets (Detail Textuals) (USD $) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013
Other Real Estate [Abstract] |  |  |  |
Repossessed assets impairment write-downs | $ 66,000 | $ 162,000 | $ 228,000 | $ 374,000

X
- Definition Represents the amount of impairment recognized on assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings or defeasance. + References No definition available. + Details
Name: | hwbk_ForeclosedAssetsImpairmentWriteDown
Namespace Prefix: | hwbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_OtherRealEstateAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration